Description: Premium Material: Our weight stack pin is made from heavy duty steel ensuring it can withstand gym sessions and last for years. The pin is rust resistant, providing added longevity.Easy to Use: The weight pin is easy to insert and remove from weight stacks. The handle also allows for a grip, ensuring efficient weight adjustments.Advanced Muscle Engagement: Weight Machine Pin Replacement Pre select various weight levels for singular set, allowing for enhanced muscle activation and engagement.Size: Length: 15cm/5.91inch, Diameter: 9.5mm/0.95cm/0.37inch. The weight stack pin features a standard diameter that fits most gym equipment. It's the great accessory for home gyms, fitness studios, or commercial gyms.Secure Locking: With its solid design, the weight stack pin securely locks into place, allowing for seamless weight changes. You can confidently adjust your weights without worrying about the pin slipping out. Specification: Material: Steel Size Chart: Length: 15cm/5.91inchDiameter: 9.5mm/0.95cm/0.37inch Package Includes: Optional:2 Weight Stack PinOr1 Weight Stack Pin Note: Please allow slightly errors 1-2cm differences due to manual measurement.